140401980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2699}}^1$

素因数の和:2748

約数の個数: 108

約数和(自身を含む): 452579400

約数和(自身を除く): 312177420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 578, 612, 765, 867, 1020, 1156, 1445, 1530, 1734, 2601, 2699, 2890, 3060, 3468, 4335, 5202, 5398, 5780, 8097, 8670, 10404, 10796, 13005, 13495, 16194, 17340, 24291, 26010, 26990, 32388, 40485, 45883, 48582, 52020, 53980, 80970, 91766, 97164, 121455, 137649, 161940, 183532, 229415, 242910, 275298, 412947, 458830, 485820, 550596, 688245, 780011, 825894, 917660, 1376490, 1560022, 1651788, 2064735, 2340033, 2752980, 3120044, 3900055, 4129470, 4680066, 7020099, 7800110, 8258940, 9360132, 11700165, 14040198, 15600220, 23400330, 28080396, 35100495, 46800660, 70200990, 140401980]

約数ペア:

[(1, 140401980), (2, 70200990), (3, 46800660), (4, 35100495), (5, 28080396), (6, 23400330), (9, 15600220), (10, 14040198), (12, 11700165), (15, 9360132), (17, 8258940), (18, 7800110), (20, 7020099), (30, 4680066), (34, 4129470), (36, 3900055), (45, 3120044), (51, 2752980), (60, 2340033), (68, 2064735), (85, 1651788), (90, 1560022), (102, 1376490), (153, 917660), (170, 825894), (180, 780011), (204, 688245), (255, 550596), (289, 485820), (306, 458830), (340, 412947), (510, 275298), (578, 242910), (612, 229415), (765, 183532), (867, 161940), (1020, 137649), (1156, 121455), (1445, 97164), (1530, 91766), (1734, 80970), (2601, 53980), (2699, 52020), (2890, 48582), (3060, 45883), (3468, 40485), (4335, 32388), (5202, 26990), (5398, 26010), (5780, 24291), (8097, 17340), (8670, 16194), (10404, 13495), (10796, 13005)]